lighting circuit | Page 8

lighting circuit

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  1. S

    3 way lighting circuit question

    I'm trying to sort out some 3 way lighting in a newish build property. The intermediate switch was broken which I replaced. The lights didn't work properly. I noticed the common cable was linked to the neutrals in the box so I endeavoured to rewire everything as someone had obviously had a go...
  2. M

    Lighting circuit issue

    Hi guys, just after some advice. Went to a job today with the description that one rcd on a dual board has tripped and when closed trips instantly, the customer was watching TV at night and all of a sudden the lights and sockets went under normal running conditions. I arrived today and the rcd...
  3. J

    Upstairs lighting circuit drawing using 60 watts everything switched off

    Hi, I have just received an electricity monitor and noticed an anomaly in my upstairs lightning circuit. Basically even with every appliance in this circuit (that i know of) 6 x lights and 2 x extractor fans being switched off the circuit is still using 60w? Any suggestions whats using this...
  4. E

    EICR code - potential load on lighting circuit more than MCB rating

    I'm writing up an EICR. On one of the lighting circuits the potential load is theoretically about 1300W on a 5A BS3871 breaker. In reality, the arrangement has been in place for at least 8 years there are no signs of thermal damage, it is difficult to find lamps these days that would max out all...
  5. G

    Extending a lighting Circuit

    Hello All, A friend of mine wants me to put lighting into his attached garage, He wants 2 fluorescent tube lights (28W) putting in. I have passed my domestic installer course and 17th edition course last year and I'm Part-P registered. (I'm currently waiting to register with NAPIT and to be...
  6. Hellmooth

    Running new lighting circuit earth

    Hi quick question, got a newly wired lighting circuit that has had the earths chopped, would be easier for me to run a new earth alongside, is there a minimum size of earth if ran in singles and not protected by an outer sheath, got 4mm in my head but not sure where from!
  7. B

    Screw through the lighting circuit

    I did something silly today :( I bought a new luminaire for the kitchen and decided to put it up as a surprise for the wife. The fitting was in a different orientation to the old one so after going through the safe isolation procedure, I removed the old fitting and screwed up the new one 90...
  8. D

    230 volts between N and E in lighting circuit

    Hi folks. I'm wondering if anyone can help with a lighting circuit fault I came across today that has me slightly baffled. I have a circuit consisting of about 5 standard pendants and 3 fluorescent fittings. The original problem was in relation to a 6 ft fitting needing new starters/tubes...
  9. B

    Lighting Circuit Nuetrals in Domestic Light Switches

    Its been many years since I passed my Apprenticeship and was active on the tools and although a little rusty, (the last training I did was a familiarisation course and an Inspection & Testing Course when the 17th Edition of the IEE Regs replaced the 16th Edition, 1988?) I think I am still a...
  10. W

    New Lighting circuit - how are fans etc. connected

    Hi, I'm installing a new lighting circuit. Normal stuff - radial circuit with lights looped in on the ceiling roses. My question is - how are things like bathroom extraction fans, smoke alarms or an outside above door light normally included in a new circuit? Are they added as spurs off the...
  11. D

    Is there anything that can monitor lighting circuit outages?

    Hi, Background: In my small block of 3 flats, the communal lighting is powered through a circuit connected to the middle floor flat (the building is old and we are in the process of changing this but need to save up the funds from service charge). The power is supplied for three pendant lights...
  12. E

    unusual lighting circuit arrangement

    Went to do some pre-work inspecting and testing for a small job on a lighting circuit I am undertaking next week. Relatively new dual split load consumer unit, 1 lighting circuit for upstairs and downstairs, 1 line wire, and seemingly 2 neutrals (one of which is a single). I initially thought...
  13. J

    lighting circuit issues

    Hi guys. I fitted a new light in a mates house. I connected it to existing downlight circuit which are less. Didn't see a transformer so wired up and fine. Then get a call to say lights are flashing. Only done this once in two weeks and no problems since. Thought maybe all existing lights were...
  14. T

    Rewiring upstairs lighting circuit

    Hi everyone, I am to rewire the upstairs lighting circuit as the old switches, pendants and cables are outdated. The existing consumer unit is old but still has mcb's rather than rewirable fuses, but NO RCD protection. The first question is, does the new replacement circuit HAVE to be RCD...
  15. J

    messed up lighting circuit issue

    hi guys new to the site got a problem with a circuit at a property im working on description council kitchen circuits rewire db- 10way main switch rcbos previously installed problem - 1 x lighting circuit on mcb due to it tripping the rcbo ( last electricians left the rcbo in ccu cupboard...
  16. P

    Isolating a lighting circuit

    I'm currently minding our neighbour's house and animals whilst they are abroad for a month. The kitchen lights are suddenly causing the downstairs lighting circuit to trip. When I reset the switch all other lighting, lounge and hall work ok, but if I try the kitchen lights then the circuit...
  17. Y

    lighting circuit

    Hi, this is quite an easy one. I'm wiring the upstairs landing light and downstairs hall light. The switch on the landing needs to control the landing and hall light and the downstairs switch needs to control the landing, hall and outside light. I've wired the upstairs lights and included the...
  18. D

    zs on lighting circuit does breaker need to be on

    If drove u made by now apologies. Written exam Tues. Getting confused by books/vids.... will I get an exceptable zs reading with breaker off at when testing end off lighting circuit (last lighting rose cpc/switch return) as some show with breaker on some off. Cheers
  19. M

    High Zs on lighting circuit

    Hi all I have a house where all the circuits meet the Max Zs for that circuit yet the lighting circuit is testing as 747 ohms Zs It looks like it used to be a TT system and been converted to a TN-C-S system. As its also got an main tcd before the board. Could this somehow be causing this high...
  20. S

    Help - Stairwell lighting circuit 2 way switch

    Hi A little advice/comment needed please. I am looking into attic conversion and trying to use existing cable where possible (all for a suitably qualified electrician to come in and do). Attached is a proposed layout - and my question refers to the layout for the lighting circuit for the...

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